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"Transmission of documents via telephone wires is possible in principle, but the apparatus required is so expensive that it will never become a practical proposition."
Dennis Gabor, British physicist
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| Number | Title | Issue Date |
| 8145825 | Global spare A storage library is described including a first tape drive that is identified as a target tape drive to a host via a first address and a second tape drive that is masked from being identified by the host. The storage library further includes a controller that is li... | 03/27/2012 |
| 8086782 | Tape image on non-tape storage device A method and system for facilitating the performance of data backups facilitates the storage of information being backed up on a non-tape storage device in a format that facilitates the subsequent transfer of the information to a tape storage device without substant... | 12/27/2011 |
| 8065348 | Data storage technique A preload library partitions certain files into segments and transforms the data of the files on a segment by segment basis, each independently of the other. The transformed segments are then stored as part of a transformed file, with each segment corresponding to a... | 11/22/2011 |
| 8065466 | Library apparatus, library system and method for copying logical volume to disk volume in cache disk with smallest access load A virtual library apparatus emulates a library apparatus by storing a logical volume on a cache disk. The library apparatus has a first storage medium and a second storage medium. The virtual library apparatus includes a disk volume, a determining unit, a monitor, a... | 11/22/2011 |
| 8019926 | Automatically assigning a multi-dimensional physical address to a data storage device A method of assigning a multi-dimensional physical address to a tape-based data storage device is provided. The method includes accessing a first signal from a first communication path electrically coupled to a first tape-based data storage device, wherein the first... | 09/13/2011 |
| 8019925 | Methods and structure for dynamically mapped mass storage device Methods and structures for mapping of logical to physical block addresses within a disk drive to provide independence of the logical block size and the physical disk block size. The independence of the logical and physical block sizes enables numerous beneficial fea... | 09/13/2011 |
| 8006027 | Method of staging small writes on a large sector disk drive A write command is received from a host computer at a disk drive having a disk. The write command is associated with a data block and a logical block address of the data block, and a logical sector size of the data block is smaller than a physical sector size of a p... | 08/23/2011 |
| 7958299 | Hard disk system state monitoring method A hard disk system state monitoring method is provided. The hard disk system state monitoring method is to monitor the state of a hard disk system. The hard disk system comprises a backplane, an expander and a plurality of hard disks adapted in the device slots of t... | 06/07/2011 |
| 7925680 | System and method for processing data management files in a virtual storage environment A system and method for processing a plurality of data storage and retrieval management or manifest files in a virtual data storage system. A plurality of individual management/manifest files, which are each used to track data management information stored on a data... | 04/12/2011 |
| 7913029 | Information recording apparatus and control method thereof According to one embodiment, an information recording apparatus has a control unit configured to control mutual transfer of information between each of a disc-shaped recording medium, a cache memory, and a non-volatile memory and the outside, control mutual transfer... | 03/22/2011 |
| 7899971 | Mainframe storage controller and mainframe volume virtualization method A storage controller of the present invention is capable of providing a plurality of external volumes to a mainframe as a single virtual volume without lowering write performance. A virtual volume inside a main storage apparatus is associated with a plurality of ext... | 03/01/2011 |
| 7814260 | Tape image on non-tape storage device A method and system for facilitating the performance of data backups facilitates the storage of information being backed up on a non-tape storage device in a format that facilitates the subsequent transfer of the information to a tape storage device without substant... | 10/12/2010 |
| 7797477 | File access method in a storage system, and programs for performing the file access In order to manage the various types of attribute information within the storage system, the storage system includes the following databases within a file-access controlling memory: a database for managing index information for managing contents of the files, and an... | 09/14/2010 |
| 7774534 | Method of and apparatus for recording data on write-once disc and write-once disc therefor A method of recording, and an apparatus to record, data on a write-once disc, and the write-once disc used with the method and apparatus. The write-once disc includes a plurality of update areas in which to record a predetermined type of updated information, at leas... | 08/10/2010 |
| 7747810 | Address assigning method, disk drive, and data writing method Embodiments in accordance with the present invention enable a disk drive of an address system to write data normally, wherein track groups of different track widths are discretely disposed on the storage medium in a same disk drive and the dimensional relationship a... | 06/29/2010 |
| 7747811 | Disk formatter and methods for use therewith A disk formatter includes an address module for creating disk block address data corresponding to a disk sector of a disk drive. A sector write module initiates a physical mode write operation to the disk sector that incorporates the corresponding disk block address... | 06/29/2010 |
| 7743201 | Apparatus and method to assign addresses to a plurality of information storage devices A method to assign addresses to a plurality of data storage devices, by providing a switch and (N) data storage devices, where each of those (N) data storage devices is interconnected with said switch. The method further establishes (M) arbitrated loop physical addr... | 06/22/2010 |
| 7689759 | Method and apparatus for providing continuous access to shared tape drives from multiple virtual tape servers within a data storage system A method for providing continuous access to shared tape drives from two virtual tape server (VTS) nodes is disclosed. A group of tape drives are connected to two VTS nodes via a set of switches. Both VTS nodes can concurrently process requests to mount physical tape... | 03/30/2010 |
| 7650456 | Employment method of virtual tape volume Conventionally, it has been impossible to use a virtual tape volume having the same volume serial number and different media. A computer implemented virtual tape system enables making definition of a virtual tape volume of another medium with the same volume serial ... | 01/19/2010 |
| 7620765 | Method to delete partial virtual tape volumes A virtual tape library may be configured to delete or free data blocks corresponding to expired backup images. A virtual tape volume may comprise multiple backup images, each corresponding to data stored by a backup application. The backup application may expire ind... | 11/17/2009 |
| 7610432 | Method and apparatus for assigning alias node names and port names within a tape library A tape library apparatus comprising a plurality of FC drives. A host computer and a fiber channel switch portion are connected with an optical fiber cable through respective fiber channel interfaces. The fiber channel switch portion and FC drives are connected with ... | 10/27/2009 |
| 7587546 | Device, method, and program product for controlling a tape data storage drive A device, method, and machine-readable medium program product for controlling a tape data storage drive are disclosed. According to one embodiment, a device is provided for controlling a tape drive operable with a tape storage medium, the device comprising a buffer ... | 09/08/2009 |
| 7581056 | Load balancing using distributed front end and back end virtualization engines Methods and apparatus are provided for improving network virtualization in a storage area network. A virtualization engine is divided into a front end virtualization engine and a back end virtualization engine cluster. The front end virtualization is associated with... | 08/25/2009 |
| 7469313 | Methods and systems for preserving disk geometry of virtualized data volumes Methods and systems for preserving disk geometry when relabeling a data volume encapsulated in a virtual storage device that presents a different disk geometry than the data volume. An exemplary method includes maintaining information from a label of the data volume... | 12/23/2008 |
| 7461197 | Disk formatter and methods for use therewith A disk formatter includes an address module for creating disk block address data corresponding to a disk sector of a disk drive. A sector write module initiates a physical mode write operation to the disk sector that incorporates the corresponding disk block address... | 12/02/2008 |
| 7440681 | Method and apparatus for determining main parameter values of a storage medium that are required for replaying said storage medium A DVD disc contains a lead-in area that contains sync sectors, control data including the number of recording surfaces, disc keys and other information, and contains a Data Area occupying the main part of the available disc surface or surfaces. In order to handle th... | 10/21/2008 |
| 7437500 | Configurable high-speed memory interface subsystem A core including a write logic IP block, a read logic IP block, a master delay IP block and an address and control IP block. The write logic IP block may be configured to communicate data from a memory controller to a double data rate (DDR) synchronous dynamic rando... | 10/14/2008 |
| 7433976 | Data copy method and application processor for the same A data copy method includes designating data stored in a non-volatile memory device as data packages, reading at least one data package to store the read at least one data package in a temporary memory device, transferring the at least one data package stored in the... | 10/07/2008 |
| 7433934 | Network storage virtualization method and system A network storage system where the network storages are connected to clients. The system is resistive to faults and enables to access using the NFS standard protocol and allows clients access without regard to the interface even when the process is executed on any n... | 10/07/2008 |
| 7426620 | Apparatus and method for memory access of sharing buses An apparatus and a method for memory access of sharing the address and the data buses used in multi-media player, comprising at least one SDRAM, storing the large data and as a buffer in high speed; at least one flash memory, storing the programs, the user's default... | 09/16/2008 |
| 7424587 | Methods for managing data writes and reads to a hybrid solid-state disk drive A method for writing data to a solid-state disk having a first portion of solid-state memory of a volatile nature and a second portion of solid-state memory of a non-volatile nature, and a controller for controlling data operations to the memory includes acts of (a)... | 09/09/2008 |
| 7424482 | Method and system for compression of data for block mode access storage A method and system for creating, reading and writing compressed data for use with a block mode access storage. The compressed data are packed into plurality of compressed units and stored in a storage logical unit (LU). One or more corresponding compressed units ma... | 09/09/2008 |
| 7424573 | Information processing apparatus, method, and program for formatting multiple recording media integrated as one An information processing apparatus reads and writes information in a plurality of recording media is provided. The apparatus includes a formatting determination section which, in the case of formatting the recording media, determines whether or not the recording me... | 09/09/2008 |
| 7423941 | Multi-layered information recording medium, reproduction apparatus, and recording apparatus, with defect list storing areas A multi-layered information recording medium comprising a plurality of recording layers, a user data area for recording user data, provided in at least two of the plurality of recording layers, and a defect list storing area for storing a defect list. When at least ... | 09/09/2008 |
| 7420899 | Multi-layered information recording medium, reproduction apparatus, and recording apparatus, with defect list storing areas A multi-layered information recording medium comprising a plurality of recording layers, a user data area for recording user data, provided in at least two of the plurality of recording layers, and a defect list storing area for storing a defect list. When at least ... | 09/02/2008 |
| 7420898 | Multi-layered information recording medium, reproduction apparatus, and recording apparatus with defect list storing areas A multi-layered information recording medium comprising a plurality of recording layers, a user data area for recording user data, provided in at least two of the plurality of recording layers, and a defect list storing area for storing a defect list. When at least ... | 09/02/2008 |
| 7420900 | Multi-layered information recording medium, reproduction apparatus, and recording apparatus, with defect list storing areas A multi-layered information recording medium comprising a plurality of recording layers, a user data area for recording user data, provided in at least two of the plurality of recording layers, and a defect list storing area for storing a defect list. When at least ... | 09/02/2008 |
| 7418544 | Method and system for log structured relational database objects A system, method, computer program and article of manufacture for updating a disk that moves updates for a specific database object into available contiguous free data blocks, and writes the multiple updates to disk using a single disk access, maintaining database t... | 08/26/2008 |
| 7412585 | Method for controlling disk drive using an address translation table Embodiments of the invention achieve data write in an appending manner by conversion from a logical block address to a physical block address in a HDD that has only one storage device and does not have a large-scale cache memory. In one embodiment, a check is made a... | 08/12/2008 |
| 7409509 | Dynamic storage device pooling in a computer system A method for dynamically allocating control of a storage device, the method comprising receiving an access request from a first computer requesting access to a storage device; directing, based upon the access request, a first storage controller computer to assume an... | 08/05/2008 |
